The Top 29 Injection Molding Companies in Massachusetts

Explore this article because it enumerates the best plastic injection molding companies in Massachusetts, handpicked for their exceptional quality, delivery, and customer service.

In the bustling industrial landscape of Massachusetts, a multitude of plastic injection molding companies thrive, showcasing innovation and competitiveness. Navigate through the captivating world of these firms in the Bay State, where precision meets productivity, and quality rules supreme.

with over 40 years in the business bmp medical is dedicated to meeting all quality and regulatory

Dive into intricacies of their operations, their contributions to the economy, and their relentless pursuit of volumetric precision in the parts they mold. Embrace this exploration of leading-edge techniques and material choices that set these Massachusetts-based companies apart.

Each paragraph unfolds new insights into their processes, the challenges they tackle, and the myriad industries they serve – from healthcare to automotive and even aerospace. Join us on this exciting exploration.

What You Will Learn

BMP Medical

Company: bmpmedical.com

Services:

  • Custom OEM injection molded medical devices
  • Design consultation and engineering
  • Tooling, mold development, process automation
  • Manufacturing, assembly, and packaging in Class 8 cleanroom
  • Quality and regulatory requirements assurance throughout product life-cycle

BMP Medical is an FDA Registered and ISO 13485 certified company, specializing in custom OEM injection molding for medical devices.

The company offers a wide range of services, including design consultation, tooling, mold development, and assembly, all conducted within their 80,000 sq. ft. Class 8 cleanroom facility located in Sterling, Massachusetts.

With over 40 years in the business, BMP Medical is dedicated to meeting all quality and regulatory requirements throughout the product lifecycle.

Spectrum Plastics Group

Company: spectrumplastics.com

Contact phone: (413) 442-1414

Services:

  • Precision injection molding
  • Custom tooling services for thermoplastic and silicone components
  • Bioresorbable and biocomposite material injection molding
  • Bioabsorbable material handling and molding
  • Assembly & Packaging

Located in Pittsfield, Massachusetts, the injection molding facility is a division of Spectrum Plastics, specializing in high-performance plastic and silicone component injection molding. It boasts a 45,000 square-foot space including a 10,000 square-foot tool room and a 4,500 square-foot Class 8 clean room.

Key services include custom tooling, bioresorbable and biocomposite material molding with an ISO 13485:2016 certification. It caters to medical, orthopedics, sports medicine, and surgical instrumentation markets using various molding methods such as injection molding, insert molding, overmolding, two-shot molding, gear molding, and provides assembly and packaging services.

Mack Molding

Company: mack.com

Facebook page: Facebook

Services:

  • Design/Development
  • Prototyping
  • Plastic Injection Molding
  • Finishing
  • Sheet Metal

The company is an injection molding operation with a diverse range of clamp tonnage capabilities, from 28 to 230 tons. They accommodate various shot sizes starting as low as .9 oz to as high as 30 oz.

The company offers comprehensive services including design, development, prototyping, plastic injection molding, finishing, sheet metal fabrication, machining, and contract manufacturing. It caters to a broad spectrum of sectors including medical, industrial, transportation, energy, computing, and consumer industries.

Micron Solutions

Micron Solutions injection molding Massachusetts

Company: micronsolutions.com

Facebook page: Facebook

Services:

  • High volume injection molding projects across varying part sizes
  • Multishot, insert molding, and over molding with methods like rotary platen and core, robotic transfer, and manual transfer
  • Stack molds and high cavitation tools with tight tolerances
  • Integrated automation and vision inspection systems on molding presses
  • Rapid turnaround prototype support and in-house tooling

The injection molding company operates a large-scale, efficient facility with over 35 injection machines, capable of undertaking high volume projects around the clock. Its capabilities include running complex projects, utilizing a wide range of methods such as multi-shot, insert molding, over molding, and implementing in-mold pressure sensing, optical inspection, and automation. The company excels at using both conventional thermoplastic materials and engineered resins, accomplishing meticulous tolerance in high cavitation tools, offering rapid prototype support, and providing an environmentally-controlled manufacturing process.

Lee Plastics, Inc

Lee Plastics, Inc injection molding Massachusetts

Company: leeplastics.com

Facebook page: Facebook

Services:

  • Custom Injection Molding
  • Mold Flow Analysis
  • Value-Adding Processes
  • Engineering Support
  • Quality Assurance

Lee Plastics, Inc. is an expert injection molding company providing services including custom molding, engineering support, and quality assurance. They uphold reliable hourly quality checks on all their projects and seek constant improvement on the efficiency of their production through innovative engineering principles. Their commitment to punctual service delivery and the vast experience in the field ensure customer satisfaction.

MarLee Texen

MarLee Texen injection molding Massachusetts

Company: marlee-texen.com

Contact phone: (857) 142-8571

Facebook page: Facebook

Services:

  • Comprehensive injection molding services
  • Custom injection and custom plastic injection molding
  • Superior quality control in the injection molding process
  • Wide material compatibility with advanced techniques like overmolding
  • Initial design consultation, material selection, prototyping, production, and post-processing.

This injection molding company sets industry standards, offering comprehensive services and utilizing cutting-edge technology for precise, high-quality projects. As an automotive injection molding specialist, it provides custom molding using various plastic resins, consistently delivering parts customized to specific client needs.

With rigorous inspections at each step, the firm ensures superior quality control, and demonstrates wide material compatibility, employing advanced overmolding techniques for optimal product characteristics.

Lee Plastics, Inc

Company: leeplastics.com

Facebook page: Facebook

Services:

  • Reliable and experienced plastic component supply
  • Round-the-clock project support and delivery schedule adherence
  • High quality, repeat manufacture of plastic parts
  • Competitive pricing over long-term customer relationships
  • Quick turnarounds from tooling decision to job completion with potential for expedited service

Lee Plastics Inc. is a seasoned and reliable provider of molded plastic components, emphasizing not only the quality of products but also the timeliness of delivery schedules.

They possess a suite of injection molding machines used for rapid project turnover and can expedite production according to clients’ demands.

Their continued client satisfaction is founded on consistent high-quality output and competitive pricing.

Omega Plastics, Inc

Omega Plastics, Inc injection molding Massachusetts

Company: opinc.com

Contact phone: (916) 692-0892

Services:

  • Custom injection mold development
  • Material selection
  • Injection molding process quality assurance
  • Production of plastic medical products
  • Plastic part mockup and mold design

The referenced injection molding company specializes in creating custom molds for businesses, offering expert guidance in mold design and material selection. It provides services that adhere to stringent standards, mandatory for industries like healthcare, where injection molds are used for manufacturing critical medical devices.

By offering a meticulous blend of professional expertise and industry experience, the company assures compliance with the quality expectations and regulatory requirements for each project.

Retlaw Industries Inc

Company: retlawindustries.com

Contact phone: (888) 412-9188

Services:

  • Custom Plastics Design & Engineering
  • Tooling
  • Molding
  • Assembly
  • Prototyping

Retlaw Industries is a provider of thermoplastic components based in the Midwest, serving various industries within Massachusetts and across the United States.

They offer a wide range of services such as custom plastic design, engineering, tooling, molding, assembly, and prototyping.

Their production involves the use of numerous types of plastics and caters to diverse sectors including automation, fitness, construction, and food production.

Mack Prototype, Inc

Mack Prototype, Inc injection molding Massachusetts

Company: mackprototype.com

Facebook page: Facebook

Services:

  • Low-volume plastic injection molding
  • Manufacturing of complex small and medium-sized parts
  • Production for medical, industrial, defense, and consumer markets
  • Production of components from standard and specialty thermoplastics
  • Selection from custom colors and textures

Mack Prototype, based in Gardner, MA, specializes in low-volume production of complex, small- to medium-sized plastic parts via injection molding.

Their services, targeting various sectors like medical, industrial, defense, and consumer markets, are preferred for flexibility in material usage, high-quality, cost-effectiveness, rapidity, and aesthetic customization opportunities.

The company serves clients located in West Springfield Town, Massachusetts amongst other areas.

Ace Molding, Inc

Ace Molding, Inc injection molding Massachusetts

Company: acemoldinginc.com

Contact phone: (413) 267-4875

Services:

  • Full turnkey production of high-quality custom plastic injection molded products.
  • On-time delivery of products.
  • Tooling for the injection molding process.
  • Assembly of injection molded products.
  • Adherence to regulatory requirements.

Ace Molding, a family-owned company based in Central Massachusetts, specializes in custom plastic injection molding and manufacturing. With over 50 years of experience, they prioritize customer service and on-time delivery of high-quality American-made plastic products.

They manage all aspects of the process from tooling and injection molding to assembly and delivery, aligning their success with the success of their clients.

Northeast Plastics, Inc

Company: neplastics.com

Contact phone: (781) 245-5512

The injection molding company, located at 5 Del Carmine St., Wakefield, MA 01880, offers specialized services focusing on diverse markets. They present substantial capabilities powered by skilled engineering. They provide compelling reasons for being the preferred choice in their industry.

Hi-Tech Mold & Tool

Hi-Tech Mold & Tool injection molding Massachusetts

Company: hitechmoldtool.com

Services:

  • Mold builds, molding, and post molding/machining operations
  • High-temperature injection molding for metal substitution
  • Reverse engineering for complex medical manufacturing
  • Evaluation of 3D Models and 2D Prints for part design optimization
  • Machining of thermoplastic components for the aerospace industry

Founded over 30 years ago by Bill Kristensen Sr., Hi-Tech is a full-service injection molding company specializing in mold builds, molding, machining, and post-molding operations.

The company possesses unique manufacturing procedures for high-temperature molding and is renowned as a cost-effective substitute for metals.

It is proficient in advanced thermoplastic materials and offers services in reverse engineering, IT support, EMI/RFI shielding, part and mold design, and thermoplastic machining.

EPTAM Precision

EPTAM Precision injection molding Massachusetts

Company: eptam.com

Facebook page: Facebook

Services:

  • Vertically integrated injection molding solutions
  • Rapid prototyping
  • Tool development
  • Production molding
  • Micro-molding, multi-material, and insert molding

EPTAM Molding MA is a comprehensive injection molding solutions partner with proficiency in consumer product, healthcare, and defense industries. Specializing in every stage of the product life cycle, they provide rapid prototyping, tool development, product validation, production molding, and automated secondary maneuvers.

With over 50 years of experience, EPTAM caters to manufacturers’ needs by offering progressive solutions such as micro-molding, multi-material, and insert molding, with proven track of punctual and superior product delivery.

Universal Plastics

Universal Plastics injection molding Massachusetts

Company: universalplastics.com

Contact phone: (800) 548-8090

Services:

  • Injection molding of medium to larger sized complexly designed plastic parts
  • Production of plastic covers, trays, shrouds, panels, and housing for various markets
  • Engineering and design services for molding large plastic parts
  • Final assembly and cosmetic finishing services
  • In-house services for streamlined supply chain management.

Universal Plastics specializes in medium to large-sized complexly designed plastic parts and offers an extensive range of injection molding services. They cater to various markets, including medical, business, financial, and laboratory, producing items such as plastic covers, trays, shrouds, panels, and housing.

Their comprehensive services extend from engineering and design to final assembly, cosmetic finishing, and shipping, with an emphasis on streamlining supply chains, reducing costs, and shortening lead times.

Ensinger Precision Components

Ensinger Precision Components injection molding Massachusetts

Company: ensinger-pc.com

Services:

  • Injection molding services
  • CNC machining
  • High-quality solutions delivery
  • Plastic product engineering
  • Automated manufacturing processes via Cartesian robots

The Boston-based injection molding company, Ensinger, offers specialized plastic support services to diverse industries including aerospace, industrial, and medical, serving them with precise and tailored components.

They use a range of 19 injection mold presses and machines varying from 40 to 500-ton capacity, additionally with Cartesian robots for higher accuracy and cost efficiency.

The company aims to help its clients to outperform their competition by providing comprehensive support and high-quality plastic engineering solutions.

Plastic Molding Manufacturing, Inc

Plastic Molding Manufacturing, Inc injection molding Massachusetts

Company: facebook.com

Facebook page: Facebook

Services:

  • Plastic injection molding
  • Product design and development
  • Prototyping
  • High volume manufacturing
  • Assembly and packaging

Plastic Molding Manufacturing, Inc., based in Hudson, Massachusetts, is an established injection molding company with a significant social media presence.

The company has a historical footprint in the industry, dating back to 1947 when it supplied the first injection molding machine to the LEGO Group.

The firm has since evolved, continuing to provide reliable injection molding solutions to a diverse client base.

Innovative Plastic Systems

Company: innovativeplasticsystems.com

Contact phone: (413) 283-4630

Services:

  • Custom Injection Molding
  • Insert Molding
  • Secondary Operations
  • Ultrasonic Welding Assembly
  • Packaging & Assembly

The injection molding company specializes in providing high quality, custom plastic injection molding. They offer additional secondary operations such as ultrasonic welding assembly, hot stamping, packaging, and assembly. Also significant is their emphasis on quality control in their manufacturing processes.

Beacon MedTech

Beacon MedTech injection molding Massachusetts

Company: beaconmedtech.com

Services:

  • Custom molding solutions for vital Medical, Bio-Pharma and Life Sciences components
  • Utilization of state-of-the-art injection, insert, and compression molding technologies
  • Consistent delivery of high-quality precision parts
  • Application of advanced expertise across diverse molding applications
  • Provision of precision molding experience to address manufacturing challenges

Beacon MedTech Solutions is an injection molding company specializing in the production of critical precision components for the medical, bio-pharma, and life sciences industries.

They employ state-of-the-art injection, insert, and compression molding technologies to consistently manufacture high-quality parts.

The company is known for accepting manufacturing challenges and applying advanced expertise to meet precise standards.

Mira Plastics

Company: miraplastics.com

Services:

  • Custom thermoplastic injection molding services
  • High-quality product manufacturing
  • Competitive pricing
  • Extensive consultation throughout product development
  • Exceptional customer service throughout every phase of production

Mira Plastics Co., Inc. is a reputed provider of custom thermoplastic injection molding services with an aim to consistently deliver high quality products at competitive prices. Their significant expertise, exemplified by over 100 years of combined staff experience, allows the company to guide clients throughout the process, including design, material selection, tool construction, and product manufacturing.

The firm places high value on customer service, following the philosophy that “The Customer is King,” and so, ensures conscientious consultation at every phase of product development.

PSI Molded Plastics

Company: psimp.com

Contact phone: (603) 569-5100

Services:

  • Small to Large Part Injection Molding
  • Structural Foam Molding
  • Gas Assist Molding
  • Custom Color Matching
  • High Volume Manufacturing

PSI Molded Plastics provides sophisticated injection molding services for both large and small parts.

The company is capable of structural foam and gas assist molding and offers finishing and custom color matching within high and low volume manufacturing conditions.

With plants located in the Northeast, Southeast, and Midwest, it showcases efficiency and versatility in the sector.

Advanced Prototypes and Molding

Advanced Prototypes and Molding injection molding Massachusetts

Company: advancedprototypesandmolding.com

Services:

  • Injection molding services
  • Acceptance of diverse payment methods
  • On-time delivery of prototypes
  • Ensuring quality of injection moldings
  • Privacy policy and security of personal information

The injection molding company accepts payment through major credit and debit cards, including Amex, Express, Visa, and Mastercard, as well as through PayPal.

The company prides itself on delivering 99.99% on-time, and they maintain a 99.92% quality rate for injection moldings, emphasizing customer satisfaction and safety, supported by their 9001:2015 certification.

Their privacy policy ensures customer’s contact and credit card information are secure and will not be sold to any third parties.

MTD Micro Molding

MTD Micro Molding injection molding Massachusetts

Company: mtdmicromolding.com

Contact phone: (800) 998-5549

Facebook page: Facebook

Services:

  • Micro Material Selection
  • Micro Part Design and Tooling
  • Micro Molding
  • Micro Metrology
  • Micro Medical Prototyping Services

The company specializes in the production of minimally invasive devices and micro medical components using high-performance polymers. They are FDA registered, ISO 13485:2016 certified, and provide end-to-end services from material selection to fully assembled devices in-house.

Offering three types of rapid prototyping services, the company provides solutions for quick-turnaround 3D printing and material-specific prototypes.

PTI

Company: teampti.com

Contact phone: (586) 263-5100

Facebook page: Facebook

Services:

  • Plastic Injection Molding
  • Low Volume Molding
  • Insert Molding
  • Overmolding
  • Mold Design and Tool Transfer Process

The company offers specialized services in plastic injection molding including prototype creation, low volume, insert, overmolding, cleanroom, scientific and high temperature molding. They are proficient in design, engineering, tooling, and offer niche services for markets such as medical and defense/aerospace. The company underscores its commitment to innovation and quality, suggestive with fast prototypes, advanced tooling technology, secondary operation and assembly, and integration of leading-edge industry technologies.

Applied Plastic Technology

Applied Plastic Technology injection molding Massachusetts

Company: aplastic.com

Contact phone: (508) 752-5924

Services:

  • Mold Design and Engineering Services
  • Injection Molding Production
  • Assembly and Secondary Operations
  • Rapid Prototyping Services
  • Tooling and Machining Services

Applied Plastic Technology, located at 169 Fremont St. Worcester, MA 01603, specializes in injection molding operations. They can be contacted at telephone number (508)752-5924 or via fax at (508)752-7343.

Comet Tool Company, Inc

Comet Tool Company, Inc injection molding Massachusetts

Company: comet-tool.com

Services:

  • Plastic Injection Molding
  • Prototype Creation
  • Large Volume Production
  • Full Custom Turnkey Manufacturing
  • Mold Making & Tooling

This injection molding company specializes in manufacturing precision-engineered plastic components, leveraging over 40 years of experience.

The company provides a plethora of services ranging from creating functional prototypes to large-scale production, including full custom turnkey manufacturing.

It differentiates itself through steadfast attention to quality, cost, speed, complexity, and production quantity, granting it trusted status among various international and domestic companies.

SRC Medical

Company: srcmedical.com

Services:

  • Injection molding services for medical plastics and pharmaceutical products
  • Production of innovative delivery devices such as Cream Applicators, Tablet Applicators, and Suppository Applicators
  • Molding and assembly of glass and plastic Dropper Assemblies
  • Contract manufacturing services with various product lines
  • Partnerships for the development of medical and pharmaceutical products.

SRC Medical is an expert in injection molding services, specializing particularly in the manufacture of high-quality medical plastics and pharmaceutical products.

Established in 1972, the family-owned business has evolved into a dominant player in the healthcare, medical, and consumer goods industries, boasting a state-of-the-art 80,000+ square foot facility in Hanover, Massachusetts.

The company prides itself on its half-century tradition of innovation, providing a broad range of products and fostering long-term partnerships with top medical and pharmaceutical companies globally.

MICRO

MICRO injection molding Massachusetts

Company: micro-co.com

Services:

  • Metal powder and plastic binder preparation
  • Creation of an injection moldable feedstock
  • Binder removal process
  • Application of different debinding methods
  • Sintering process for correction of material composition, physical properties, and geometry

This injection molding company specializes in Metal Injection Molding (MIM), a technology that combines the shaping capability of plastic injection molding with the materials flexibility of conventional powder metallurgy.

The MIM process involves blending metal powder and plastic binders to form an injection moldable feedstock, followed by debinding and sintering steps to ensure the correct material composition, physical properties, and geometry of the parts.

The company focuses on mass manufacturing of small, complex geometric components, achieving 95% to 98% of wrought material properties cost-effectively.

Nypromold

Nypromold injection molding Massachusetts

Company: nypromold.com

Contact phone: (978) 365-4547

Services:

  • Plastic Part Optimization
  • Mold Engineering Development
  • High Precision Mold Manufacturing
  • Mold Qualification & Plastic Part Validation
  • Mold Life Asset Management

NyproMold is a leading global entity in the design and production of high-precision plastic injection molds. It provides comprehensive start-to-finish service, with an emphasis on customer collaboration, data-driven engineering systems, and accelerated product launches.

The company, operating for over 30 years, consists of two advanced manufacturing facilities and a team of over 160 experts, serving the world’s top brand owners and injection molders.

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